VW Code 05871
05871 Description And Summary : |
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The problem is about exhaust gas recirculation cooling system, performance causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection pump-c-relay (j704), circuit short to b+ . So for next post catalyst fuel trim system, high limit will delay your vw fault. |
05871 Possible Causes:
05871 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 05871 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns